2110121099 has 8 divisors (see below), whose sum is σ = 2115324720. Its totient is φ = 2104925536.

The previous prime is 2110121087. The next prime is 2110121149. The reversal of 2110121099 is 9901210112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110121099 is a prime.

It is a super-2 number, since 2×2110121099² = 8905222104889935602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2110121029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1233857 + ... + 1235565.

It is an arithmetic number, because the mean of its divisors is an integer number (264415590).

Almost surely, 2^2110121099 is an apocalyptic number.

2110121099 is a deficient number, since it is larger than the sum of its proper divisors (5203621).

2110121099 is a wasteful number, since it uses less digits than its factorization.

2110121099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4029.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 2110121099 is about 45936.0544561677. The cubic root of 2110121099 is about 1282.6331494538.

The spelling of 2110121099 in words is "two billion, one hundred ten million, one hundred twenty-one thousand, ninety-nine".